package com.mmall.service.impl;

import com.github.pagehelper.PageHelper;
import com.github.pagehelper.PageInfo;
import com.google.common.collect.Maps;
import com.mmall.common.ServerResponse;
import com.mmall.dao.ShippingMapper;
import com.mmall.pojo.Shipping;
import com.mmall.service.IShippingService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.List;
import java.util.Map;

/**
 * Created by geely
 */
@Service("iShippingService")
public class ShippingServiceImpl implements IShippingService {


  @Autowired
  private ShippingMapper shippingMapper;

  public ServerResponse add(Integer userId, Shipping shipping) {
    shipping.setUserId(userId);
    int rowCount = shippingMapper.insert(shipping);
    if (rowCount > 0) {
      Map result = Maps.newHashMap();
      result.put("shippingId", shipping.getId());
      return ServerResponse.createBySuccess("新建地址成功", result);
    }
    return ServerResponse.createByErrorMessage("新建地址失败");
  }

  public ServerResponse<String> del(Integer userId, Integer shippingId) {
    int resultCount = shippingMapper.deleteByShippingIdUserId(userId, shippingId);
    if (resultCount > 0) {
      return ServerResponse.createBySuccess("删除地址成功");
    }
    return ServerResponse.createByErrorMessage("删除地址失败");
  }


  public ServerResponse update(Integer userId, Shipping shipping) {
    shipping.setUserId(userId);
    int rowCount = shippingMapper.updateByShipping(shipping);
    if (rowCount > 0) {
      return ServerResponse.createBySuccess("更新地址成功");
    }
    return ServerResponse.createByErrorMessage("更新地址失败");
  }

  public ServerResponse<Shipping> select(Integer userId, Integer shippingId) {
    Shipping shipping = shippingMapper.selectByShippingIdUserId(userId, shippingId);
    if (shipping == null) {
      return ServerResponse.createByErrorMessage("无法查询到该地址");
    }
    return ServerResponse.createBySuccess("更新地址成功", shipping);
  }


  public ServerResponse<PageInfo> list(Integer userId, int pageNum, int pageSize) {
    PageHelper.startPage(pageNum, pageSize);
    List<Shipping> shippingList = shippingMapper.selectByUserId(userId);
    PageInfo pageInfo = new PageInfo(shippingList);
    return ServerResponse.createBySuccess(pageInfo);
  }


}
